Question
Explain use of interface in Java with example program.
Answer :
Word Count : 224
In Java, an interface is a reference type that acts as a contract for classes. It defines method signatures without implementing them, allowing classes to provide specific implementations. Interfaces are used to achieve abstraction and multiple inheritance in Java. A class implements an interface using the `implements` keyword and must provide concrete implementations of all methods ____ ___ _________ ____ ________.
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In Java, an interface is a reference type that acts as a contract for classes. It defines method signatures without implementing them, allowing classes to provide specific implementations. Interfaces are used to achieve abstraction and multiple inheritance in Java. A class implements an interface using the `implements` keyword and must provide concrete implementations of all methods ____ ___ _________ ____ ________.
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